lungs yung dalawang balloon na nakakabit sa straw, yung 2 straw ay bronchi, diaphragm naman yung lobo na hinihila, trachea yung straw na nagsasama sa dalawang straw at yun ang nirerepresent nun. i hope this will help.
The bottle represent the chest pain .. The straw represent the trachea The 2 ballons represent the bronchi and the balloon below represent the diaphragm
